From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 96FA5C433FE for ; Fri, 7 Oct 2022 20:33:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229882AbiJGUdk (ORCPT ); Fri, 7 Oct 2022 16:33:40 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45646 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230159AbiJGUdf (ORCPT ); Fri, 7 Oct 2022 16:33:35 -0400 Received: from mail.zytor.com (unknown [IPv6:2607:7c80:54:3::138]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 23D60127BDE for ; Fri, 7 Oct 2022 13:33:33 -0700 (PDT) Received: from [IPV6:2601:646:8600:40c1:5967:deb4:a714:2940] ([IPv6:2601:646:8600:40c1:5967:deb4:a714:2940]) (authenticated bits=0) by mail.zytor.com (8.17.1/8.17.1) with ESMTPSA id 297KXGvC3894036 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NO); Fri, 7 Oct 2022 13:33:17 -0700 DKIM-Filter: OpenDKIM Filter v2.11.0 mail.zytor.com 297KXGvC3894036 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=zytor.com; s=2022090501; t=1665174797; bh=sCUozOJREW+6jCM07ChwUe55Gdqcou4pd//vL3vvLXA=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=pXkaCWu3qf0yG1HDzpOgUlx+RN2xR4xRVA9F4u7li+bwFQ9rEYW3n+ty/vdZbboPv JDd9r2OAh0cKoSxelREPND1CF3ybN72dj2jlhBdSeerlTo367RgtGfCLlHJNZvs+bA fySzxscTqqgrxFa8PiUqCsCUUHz++U2hpK1pOCIwaDMRtm2bvbS/V0Z/GsRMv6j1+U EZRqBEV1a2urf7brjoMMnpN1RyGQMINhrxf37IwYig7VY6/0VvdUOQ5oSJ52xQdFUE CerBS6CapzvRowV/YiQn2e4kIzaAsU0kR0PvcjeDE/5eEV5KIcn/BRbtJKXxiEcm2O o73gBECYsWuKg== Message-ID: Date: Fri, 7 Oct 2022 13:33:11 -0700 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.3.0 Subject: Re: [PATCH 6/6] x86/gsseg: use the LKGS instruction if available for load_gs_index() Content-Language: en-US To: Peter Zijlstra Cc: "Li, Xin3" , "linux-kernel@vger.kernel.org" , "x86@kernel.org" , "tglx@linutronix.de" , "mingo@redhat.com" , "bp@alien8.de" , "dave.hansen@linux.intel.com" References: <20221006154041.13001-1-xin3.li@intel.com> <20221006154041.13001-7-xin3.li@intel.com> <80AC2E90-D842-4EA2-A413-3CC5CFF088BC@zytor.com> From: "H. Peter Anvin" In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 10/7/22 13:23, Peter Zijlstra wrote: >> >> Perhaps the two of you need to compare confugurations? > > Whatever for? I know the robots report this warning because there was > one from the KVM cross-merge when the .fixup removal went in. It got > reported and fixed and that was the last of it. > To help track down what appears to be a problem? > Anyway; try: > > $ git grep "\.fixup" arch/x86/ > > there isn't a single usage. > > Andrew Cooper suggested upgrading the orphan section warning to a hard > link error, orphan sections are bad regardless. > Agreed 1000%. This is a no-brainer. From IRC: -LDFLAGS_vmlinux += --orphan-handling=warn +LDFLAGS_vmlinux += --orphan-handling=error -hpa